Description
The Full Speed Ahead NO.55R/57-A is designed for use with 62mm outside diameter head tubes and features high performance 1.5″ Angular Contact Bearings (ACB) with black seals.
| S.H.I.S Upper | ZS56 |
| S.H.I.S. Stem Clamp Diameter | 28.6 Threadless |
| S.H.I.S Lower | ZS56 |
| Color | Black |
| Crown Race | 40 |
| Bearing Type | ACB |
| Defined Color | Black |
| keyword search | Intense M1 |






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